Home / 143,153.11-214,448.78-116,527.75

Finding the Fourth Proportional to 143,153.11, 214,448.78 and 116,527.75

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Solution

The fourth proportional to 143,153.11, 214,448.78 and 116,527.75 is: 174,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,153.11 : 214,448.78 = 116,527.75 : x
  2. Step 2: Convert to fraction form
    143,153.11/214,448.78 = 116,527.75/x
  3. Step 3: Cross multiply
    143,153.11x = 214,448.78 × 116,527.75
  4. Step 4: Simplify right side
    143,153.11x = 24,989,233,823.65
  5. Step 5: Solve for x
    x = 24,989,233,823.65/143,153.11
  6. Step 6: Final answer
    x = 174,562.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.